W & M Portfolio Management GmbH is based in Munich and acts as the holding company and parent of a group that includes MaibornWolff GmbH, MaibornWolff SARL (Tunis), MaibornWolff Spain S.L.U. (Valencia), MW Komplementaer UG, Ojemba GmbH (Hamburg) and Ojemba Rwanda Ltd. The group is a mid-sized IT consulting and software company and earns most of its revenue from IT consulting and software development services, with minor additional income from subletting. Its core offering is bespoke software development for complex digitalization projects; reported service areas include Digital Design, DevOps & Cloud, Data Science & AI, Cyber‑Security and test automation. In fiscal year 2023/24 the key subsidiary MaibornWolff GmbH served about 135 clients (mostly corporates based in Germany), the group generated revenue of EUR 86,190,033.10 and employed on average 903 staff.
Verwaltung eigenen Vermögens, insbesondere durch den Erwerb, das Halten, die Verwaltung und die Veräußerung von Unternehmensbeteiligungen.
Converted using the official Destatis and Eurostat correspondence tables; ISIC Rev. 4 is the United Nations' international industry classification.
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Source: German Commercial Register (Handelsregister) München Local Court, HRB 247886 (as of 3 November 2026)
| Name | Type | City |
|---|---|---|
| Volker Maiborn | Geschäftsführer(in) | Herrsching a.Ammersee |
| Holger Wolff | Geschäftsführer(in) | München |
Source: German Commercial Register (Handelsregister) München Local Court, HRB 247886 (as of 3 November 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2024 | €86,190,033 | €2,199,944 | €32,491,701 | — |
| 2023 | €81,518,298 | €2,960,501 | €33,476,155 | — |
| 2022 | €71,990,038 | €4,036,383 | €31,999,535 | — |
| 2021 | €59,015,165 | €3,121,709 | €25,802,625 | — |
| 2020 | €24,389,482 | €964,171 | €20,925,752 | — |
| 2019 | — | €705,805 | €1,095,221 | — |
| 2018 | — | -€1,350 | €25,000 | — |
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Source: German Commercial Register (Handelsregister) München Local Court, HRB 247886 (as of 3 November 2026)
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €65,467,954 | 99.0% |
| Depreciation | €612,410 | 0.9% |
| Interest & Similar | €42,726 | 0.1% |
